Clip-on protector for cylinder racks



FIG. 1 is a front, bottom and side perspective view of a clip-on protector for cylinder racks embodying my new design;

FIG. 2 is a front elevational view thereof, the rear elevational view being a mirror image;

FIG. 3 is a right side elevational view thereof, the left side elevational view being a mirror image;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a clip-on protector for cylinder racks, as shown and described. 